import torch
import torch.nn as nn


class DepthWiseSeperableConv(nn.Module):
    def __init__(self, in_dim, out_dim, *args, **kwargs):
        super().__init__()
        if "groups" in kwargs:
            # ignoring groups for Depthwise Sep Conv
            del kwargs["groups"]

        self.depthwise = nn.Conv2d(in_dim, in_dim, *args, groups=in_dim, **kwargs)
        self.pointwise = nn.Conv2d(in_dim, out_dim, kernel_size=1)

    def forward(self, x):
        out = self.depthwise(x)
        out = self.pointwise(out)
        return out
